|#|Nation|Qualification Tournament|Place in QT|Sailor|
|---|---|---|---|---|
|1|China|Host Country|||
|2|Brazil|2007 Worlds|1|Robert Scheidt, Bruno Prada|
|3|France|2007 Worlds|2|Xavier Rohart, Pascal Rambeau|
|4|Great Britain|2007 Worlds|3|Iain Percy, Andrew Simpson|
|5|New Zealand|2007 Worlds|4|Hamish Pepper, Carl Williams|
|6|Italy|2007 Worlds|5|Diego Negri, Luigi Viale|
|7|Poland|2007 Worlds|6|Mateusz Kusznierewicz, Dominik Zycki|
|8|Germany|2007 Worlds|7|Marc Pickel, Ingo Borkowski|
|9|Sweden|2007 Worlds|8|Fredrik Lööf, Anders Ekström|
|10|Australia|2007 Worlds|9|Iain Murray, Andrew Palfrey|
|11|Portugal|2007 Worlds|10|Afonso Domingos, Bernardo Santos|
|12|United States|2007 Worlds|11|Mark Reynolds, Hal Haenel|
|13|Switzerland|2008 Worlds|4|Flavio Marazzi, Enrico De Maria|
|14|Croatia|2008 Worlds|12|Marin Lovrovic, Sinsa Mikulicic|
|15|Ireland|2008 Worlds|14|Max Treacy, Anthony Shanks|
|16|Austria|2008 Worlds|16|Hans Spitzauer, Christian Nehammer|

Question: what is the average number of sailors for each country during the worlds qualification tournament?
Answer: 2